From b35122f7a6ad42756c35bb60ba1f06c3dcd45c77 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Mon, 21 Oct 2013 15:46:31 -0700
Subject: add sabre (1.8.x) via composer in the !@#$ place it wants to be

---
 .../dav/lib/Sabre/CardDAV/VCFExportPlugin.php      | 108 +++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 vendor/sabre/dav/lib/Sabre/CardDAV/VCFExportPlugin.php

(limited to 'vendor/sabre/dav/lib/Sabre/CardDAV/VCFExportPlugin.php')

diff --git a/vendor/sabre/dav/lib/Sabre/CardDAV/VCFExportPlugin.php b/vendor/sabre/dav/lib/Sabre/CardDAV/VCFExportPlugin.php
new file mode 100644
index 000000000..b1e6f5e48
--- /dev/null
+++ b/vendor/sabre/dav/lib/Sabre/CardDAV/VCFExportPlugin.php
@@ -0,0 +1,108 @@
+<?php
+
+namespace Sabre\CardDAV;
+
+use Sabre\DAV;
+use Sabre\VObject;
+
+/**
+ * VCF Exporter
+ *
+ * This plugin adds the ability to export entire address books as .vcf files.
+ * This is useful for clients that don't support CardDAV yet. They often do
+ * support vcf files.
+ *
+ * @copyright Copyright (C) 2007-2013 fruux GmbH (https://fruux.com/).
+ * @author Evert Pot (http://evertpot.com/)
+ * @author Thomas Tanghus (http://tanghus.net/)
+ * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
+ */
+class VCFExportPlugin extends DAV\ServerPlugin {
+
+    /**
+     * Reference to Server class
+     *
+     * @var Sabre\DAV\Server
+     */
+    protected $server;
+
+    /**
+     * Initializes the plugin and registers event handlers
+     *
+     * @param DAV\Server $server
+     * @return void
+     */
+    public function initialize(DAV\Server $server) {
+
+        $this->server = $server;
+        $this->server->subscribeEvent('beforeMethod',array($this,'beforeMethod'), 90);
+
+    }
+
+    /**
+     * 'beforeMethod' event handles. This event handles intercepts GET requests ending
+     * with ?export
+     *
+     * @param string $method
+     * @param string $uri
+     * @return bool
+     */
+    public function beforeMethod($method, $uri) {
+
+        if ($method!='GET') return;
+        if ($this->server->httpRequest->getQueryString()!='export') return;
+
+        // splitting uri
+        list($uri) = explode('?',$uri,2);
+
+        $node = $this->server->tree->getNodeForPath($uri);
+
+        if (!($node instanceof IAddressBook)) return;
+
+        // Checking ACL, if available.
+        if ($aclPlugin = $this->server->getPlugin('acl')) {
+            $aclPlugin->checkPrivileges($uri, '{DAV:}read');
+        }
+
+        $this->server->httpResponse->setHeader('Content-Type','text/directory');
+        $this->server->httpResponse->sendStatus(200);
+
+        $nodes = $this->server->getPropertiesForPath($uri, array(
+            '{' . Plugin::NS_CARDDAV . '}address-data',
+        ),1);
+
+        $this->server->httpResponse->sendBody($this->generateVCF($nodes));
+
+        // Returning false to break the event chain
+        return false;
+
+    }
+
+    /**
+     * Merges all vcard objects, and builds one big vcf export
+     *
+     * @param array $nodes
+     * @return string
+     */
+    public function generateVCF(array $nodes) {
+
+        $output = "";
+
+        foreach($nodes as $node) {
+
+            if (!isset($node[200]['{' . Plugin::NS_CARDDAV . '}address-data'])) {
+                continue;
+            }
+            $nodeData = $node[200]['{' . Plugin::NS_CARDDAV . '}address-data'];
+
+            // Parsing this node so VObject can clean up the output.
+            $output .=
+               VObject\Reader::read($nodeData)->serialize();
+
+        }
+
+        return $output;
+
+    }
+
+}
-- 
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